Category: linux Tutorial

You can now live patch Ubuntu Linux Kernel without rebooting the box

Kernel live patching enables runtime correction of critical security issues in running kernel without rebooting. Try new service from Canonical the company behind Ubuntu Linux operating system. It uses upstream Linux kernel 4.x kpatch technology. This guide explains how to enable or patch your Ubuntu Linux 16.04 LTS server without rebooting the box. Read more… […]

Fixing WordPress: ‘Briefly unavailable for scheduled maintenance. Check back in a minute’ error

So I ran into this problem. No matter what I did my WordPress installation displayed a stupid error that read as follows: Briefly unavailable for scheduled maintenance. Check back in a minute. Fig.01: How to Fix Briefly Unavailable for Scheduled Maintenance Error in WordPress Here is how to fix this problem with WP. What is […]

7 Awesome Open Source Build Automation Tools For Sysadmin/DevOps/Developers

Build automation is a vital tool for devops, sysadmins, and developers. It is nothing but scripting or automating the process of compiling source code into binary. Sysadmins can use build tools to manage and update config files. Following is a list of awesome open source and popular tools associated with automating build processes on Linux […]

Disabling Google Chrome PDF viewer

Disabling Google Chrome PDF viewer

Google Chrome has “Chrome PDF Viewer” to view or open pdf files. It is an unwanted feature. I do not need it at all. I want my PDF open in Preview on a MacOS X or default pdf viewer in Linux. This feature was hidden. I want to disable it from my Google Chrome browser […]

Intel Euclid: Ideal platform for Robotics and Ubuntu Linux powers it

Intel announced Euclid development kit for robotics. It is Ubuntu Linux 16.04 based system. One can run, monitor and manage their robotics apps with the web interface. The software works with any ROS-based (Robotics Operating System) robot such as Arduino to build sensing capabilities in your project. You can use sensors and cameras to control […]

System76 brings 4K display Ubuntu Linux laptop for Pro users

Finally, some good news for Apple fans who crashed System76 website a few days back. Apple makes a good laptop. However, they lack the option to add additional RAM or ports or graphics card. The new System76 Oryx laptop has a 4K HiDPI display. If you are a sysadmin, DevOps, or developer, give it a […]

A Shell Primer: Master Your Linux, OS X, Unix Shell Environment

On a Linux or Unix-like systems, each user and process run in a specific environment. An environment includes variables, settings, aliases, functions and more. Following is a very brief introduction to some useful shell environment commands, including examples of how to use each command and setup your environment to increase productivity in the command prompt. […]

8 Tips to Solve Linux & Unix Systems Hard Disk Problems: Like Disk Full Or Can’t Write to the Disk

Can’t write to the hard disk on a Linux or Unix-like systems? Want to diagnose corrupt disk issues on a server? Want to find out why you are getting “disk full” messages on screen? Want to learn how to solve full/corrupt and failed disk issues. Try these eight tips to diagnose a Linux and Unix […]